The Cornell Lab Bird Academy › Discussion Groups › Art and Photography › hummingbird valeriaParticipant Chirps: 11 , You must be logged in to reply to this topic. AnnaParticipant Chirps: 6 That is 1000 times better then me! EstebanParticipant Chirps: 128 Incredible, ten times better than me AnnabethParticipant Chirps: 86 WOW what did you use. Nice valeriaParticipant Chirps: 11 KunlingParticipant Chirps: 36 Wow! What kind of pens did you use? Colored pencils?